Facts about the Pipeline
http://cems.alfred.edu/students98/pickarnc/Pipeline1.htm
Built in 1970
Stretches 800miles from Prudhoe Bay to Valdez
Must withstand stresses of seismic activity, permafrost melting and freezing, and extreme temperatures
Crosses 3 mountain ranges and 34 rivers- Requiring incredible feats of engineering as the next photograph demonstrates.
